<template>
  <div class="el-row" style="display: flex;flex: 1;height: 100%;">
    <div class="el-col el-col-16" style="background-color: #2992FF;min-height: 600px">
      <div style="width: 35%;margin: 0 auto">
        <img :src="bg2Png" alt="" class="el-image__inner" style="width:80%;margin-top: 20%">
        <div class="font-bold text-3xl text-light-50 mb-6px text-center"
             style="padding-top: 10%;color: #FDFDFD;font-size: 30px;font-weight: 700;font-family: cursive;">欢迎注册 GY-AI
        </div>
        <div class="text-gray-200 text-lg text-center" style="padding-top: 2%;color: #E5E7EB; font-size: 18px;font-family: cursive;">
          真正的宝石纵使无光，亦能闪耀
        </div>
        <div class="text-gray-200 text-lg text-center" style="padding-top: 2%;color: #E5E7EB; font-size: 18px;font-family: cursive;">
          火既是引路的灯塔，也是净化的清泉
        </div>
      </div>
    </div>
    <div class="el-col el-col-8 flex is-justify-center" style="background-color: rgb(243 244 246);min-height: 600px">
      <div style="width: 50%; margin: 0 auto; margin-top: 40%">
        <el-form ref="registerRef" :model="registerForm" :rules="registerRules">
          <p style="font-size: 20px;font-family: Consolas, Monaco, Droid, Sans, Mono, Source, Code, Pro, Menlo, Lucida, Sans, Type, Writer,
          Ubuntu, Mono;text-align: center">
            <span>
              <img :src="logoPng" style="height: 15px;">
            </span>
            <span> GY-AI </span>
          </p>
          <p style="font-size: 16px;font-family: Consolas, Monaco, Droid, Sans, Mono, Source, Code, Pro, Menlo, Lucida, Sans, Type, Writer,
          Ubuntu, Mono;text-align: center; color: #9CA3AF">
            <span> - </span>
            <span>账号密码注册</span>
            <span> - </span>
          </p>
          <el-form-item prop="username">
            <el-input
                v-model="registerForm.username"
                type="text"
                size="large"
                auto-complete="off"
                placeholder="账号"
            >
              <template #prefix><svg-icon icon-class="user" class="el-input__icon input-icon" /></template>
            </el-input>
          </el-form-item>
          <el-form-item prop="password">
            <el-input
                v-model="registerForm.password"
                type="password"
                size="large"
                auto-complete="off"
                placeholder="密码"
                @keyup.enter="handleRegister"
            >
              <template #prefix><svg-icon icon-class="password" class="el-input__icon input-icon" /></template>
            </el-input>
          </el-form-item>
          <el-form-item prop="confirmPassword">
            <el-input
                v-model="registerForm.confirmPassword"
                type="password"
                size="large"
                auto-complete="off"
                placeholder="确认密码"
                @keyup.enter="handleRegister"
            >
              <template #prefix><svg-icon icon-class="password" class="el-input__icon input-icon" /></template>
            </el-input>
          </el-form-item>
          <el-form-item prop="code" v-if="captchaEnabled">
            <el-input
                size="large"
                v-model="registerForm.code"
                auto-complete="off"
                placeholder="验证码"
                style="width: 63%"
                @keyup.enter="handleRegister"
            >
              <template #prefix><svg-icon icon-class="validCode" class="el-input__icon input-icon" /></template>
            </el-input>
            <div class="register-code">
              <img :src="codeUrl" @click="getCode" class="register-code-img"/>
            </div>
          </el-form-item>
          <el-form-item style="width:100%;">
            <el-button
                :loading="loading"
                size="large"
                type="primary"
                style="width:100%;"
                @click.prevent="handleRegister"
            >
              <span v-if="!loading">注 册</span>
              <span v-else>注 册 中...</span>
            </el-button>
            <div style="width: 100%; text-align: right;">
              <router-link class="link-type" :to="'/login'">使用已有账户登录</router-link>
            </div>
          </el-form-item>
        </el-form>
      </div>
    </div>
  </div>
</template>

<script setup>
import { ElMessageBox } from "element-plus";
import { getCodeImg, register } from "@/api/auth";
import logoPng from "@/assets/logo/logo.png";
import bg2Png from '@/assets/images/bg_2.png'

const router = useRouter();
const { proxy } = getCurrentInstance();

const registerForm = ref({
  username: "",
  password: "",
  confirmPassword: "",
  code: "",
  uuid: ""
});

const equalToPassword = (rule, value, callback) => {
  if (registerForm.value.password !== value) {
    callback(new Error("两次输入的密码不一致"));
  } else {
    callback();
  }
};

const registerRules = {
  username: [
    { required: true, trigger: "blur", message: "请输入您的账号" },
    { min: 2, max: 20, message: "用户账号长度必须介于 2 和 20 之间", trigger: "blur" }
  ],
  password: [
    { required: true, trigger: "blur", message: "请输入您的密码" },
    { min: 5, max: 20, message: "用户密码长度必须介于 5 和 20 之间", trigger: "blur" },
    { pattern: /^[^<>"'|\\]+$/, message: "不能包含非法字符：< > \" ' \\\ |", trigger: "blur" }
  ],
  confirmPassword: [
    { required: true, trigger: "blur", message: "请再次输入您的密码" },
    { required: true, validator: equalToPassword, trigger: "blur" }
  ],
  code: [{ required: true, trigger: "change", message: "请输入验证码" }]
};

const codeUrl = ref("");
const loading = ref(false);
const captchaEnabled = ref(true);

function handleRegister() {
  proxy.$refs.registerRef.validate(valid => {
    if (valid) {
      loading.value = true;
      register(registerForm.value).then(res => {
        const username = registerForm.value.username;
        ElMessageBox.alert("<font color='red'>恭喜你，您的账号 " + username + " 注册成功！</font>", "系统提示", {
          dangerouslyUseHTMLString: true,
          type: "success",
        }).then(() => {
          router.push("/login");
        }).catch(() => {});
      }).catch(() => {
        loading.value = false;
        if (captchaEnabled) {
          getCode();
        }
      });
    }
  });
}

function getCode() {
  getCodeImg().then(res => {
    captchaEnabled.value = res.captchaEnabled === undefined ? true : res.captchaEnabled;
    if (captchaEnabled.value) {
      codeUrl.value = "data:image/gif;base64," + res.img;
      registerForm.value.uuid = res.uuid;
    }
  });
}

getCode();
</script>

<style lang='scss' scoped>
.register {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  background-image: url("../assets/images/login-background.jpg");
  background-size: cover;
}
.title {
  margin: 0px auto 30px auto;
  text-align: center;
  color: #707070;
}

.el-input {
  height: 40px;
  input {
    height: 40px;
  }
}
.input-icon {
  height: 39px;
  width: 14px;
  margin-left: 0px;
}

.register-tip {
  font-size: 13px;
  text-align: center;
  color: #bfbfbf;
}
.register-code {
  width: 33%;
  height: 40px;
  float: right;
  img {
    cursor: pointer;
    vertical-align: middle;
  }
}

.register-code-img {
  height: 40px;
  padding-left: 12px;
}
</style>
